Kelsey is a moderately popular girls' name in United States, ranking #148 in 2004 with 2,198 recorded births. The name reached its all-time peak in 1996 with 7,655 births ranking #36. Since 1996, the popularity has decreased by 71.3%. In 2004, approximately 1 in every 835 girls born was named Kelsey. FALLING Recent data shows the name is currently falling.